A randomized 25 question test from a pool of 761 questions, good luck!
The heart of a DCS is considered the PLC and it's five main programming languages. Which of the programming languages would be described as mimicking the components of the hardware of an analog control in self-contained blocks of code?
There are several common components of signal converters. Which one is best described as connecting the input signal of one device, with the converter itself?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that coverts the analog signals from T/Cs and RTDs to a digital signal?
Which error check method is best described as an industry standard fieldbus protocol?
Which of the OSI layers below best reflects the layer that DeviceNet does not interact with?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a series of 10 coils to the slave device?
The OSI model describes how a network should be arranged. Which of the layers below concern network topologies the most?
There are several layer within the a typical DCS., each with it's own responsibilities. Which of the levels below is responsible for the maintenance and configuration of the control system?
In Modbus, data is read, and written in various memory ranges. Which of the answers below best represents the data type that a holding registers would use?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "D"?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the hub interacts with?
Which of the cables below is best used for the trunk cabling of the DeviceNet transmission system?
The wired Ethernet transmission standards are defined by the OSI model layers. Which of the answers below is one of those defining layers?
Of the answers below, which would be best for data transmission?
Which of the cable types below would be best associated with the term "clamshell connector?
In the protocol specifications of Modbus, there are standard 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the coils register addresses?
A DDE protocol has 3 components to a "handle". Which of the components below would best be described as the name of a unique data source is contained inside of a DDE topic?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "C"?
The standard recommended by ISA-18.2 is for 3-4 priority level alarms to be used. Which of the alarm priority levels below can best be described as the movement of process conditions from normal to upset, requiring operator action at some point in the future?
Providing power to remote sites in a SCADA system has several difficulties associated with it. Which of the answers below would be best defined as one that is the most cost-effective?
Communication that is wireless in a SCADA system is common. Which of the communication methods below would be best defined as one that is limited to 10 km or less?
There are several layers in the DCS architecture. Which of the levels below would have direct control over the alarming system?
Which of the messaging methods is best described as one that can only be initiated by the link master in the H1 transmission system?
Modbus to Ethernet/IP is the best example of which of the following converters?
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would be designed to reduce intermittent communication?